Dumpster diving spot at latitude 41.914539, longitude -87.654465
Rating: good (2016-07-06T20:33:06.584676Z)
Comment: Trader Joe's Lincoln Park (1840 North Clybourn Avenue)

Best days to go are the days after they get delivery trucks in: Tuesday, Thursday or Saturday. It;s a mixed bundle for what you might find, but I've gotten produce, the standard bread and bagels, and even things like fruit juice and boxes of cereal, so this is a good one to check.